Although Jay Z is said to be happy to release the star from her contract, the big bosses have accused her of breaking her recording contract and failing to deliver her second album, which they claim to have spent almost £1.38 million developing and marketing.

Rita is being sued for £1.66 million (Image: WireImage)

According to the filing, obtained by the New York Post's Page Six, Rita was contracted for five albums but has so far only released one.

It states that RocNation "has tirelessly promoted [her] career, investing millions of dollars in marketing, recording and other costs, which was instrumental in guiding Ms. Ora to her current level of success and fame".

Jay Z is said to be happy to release the 25-year-old (Image: WireImage)

The lawsuit was filed in Manhattan, just six weeks after Rita sued the label in Los Angeles, seeking a judgment that the agreement she signed in 2008 at the age of 18 with Roc Nation violates California law.

Following Roc Nation's filing, Rita's lawyer Howard King, said: "Jay Z has personally and graciously promised Rita complete freedom from Roc Nation, the details of which are now being finalised.